CVE-2018-8720 Cross-site scripting in n/a

Medium 5.4 Published Updated

Attackers can inject malicious scripts via profile fields or search bars in ServiceNow ITSM, potentially leading to session hijacking or code execution.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-8720?

CVE-2018-8720 is a medium-severity cross-site scripting vulnerability in n/a, published on 15 Mar 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

ServiceNow ITSM 2016-06-02 has XSS via the First Name or Last Name field of My Profile (aka navpage.do), or the Search bar of My Portal (aka search_results.do).

Weakness: CWE-79

Which versions are affected by CVE-2018-8720?

It affects 1 product.

Products include Servicenow It Service Management.

How do I fix CVE-2018-8720?

No fix has been published for CVE-2018-8720 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2018-8720 being exploited?

There is no known exploitation of CVE-2018-8720 in the wild and no public exploit code.

Sources

Also known as GHSA-pmrw-379c-rjhc.

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